ABB REB670 Series - Page 205

Operate
Angle1(2)
Power1(2)
P
Q
en06000440.vsd
IEC06000440 V1 EN-US
Figure 111: Overpower mode
The setting Power1(2) gives the power component pick up value in the Angle1(2) direction. The
setting is given in p.u. of the generator rated power, see equation 66.
Minimum recommended setting is 0.2% of S
N
when metering class CT inputs into the IED are
used.
3
N
S UBase IBase= × ×
EQUATION1708 V1 EN-US
(Equation 66)
The setting Angle1(2) gives the characteristic angle giving maximum sensitivity of the power
protection function. The setting is given in degrees. For active power the set angle should be
0° or 180°. 180° should be used for generator reverse power protection.
1MRK 505 370-UEN D Section 7
Current protection
Busbar protection REB670 199
Application manual